How many flights from Chiang Mai to Seoul are non-stop?

In the trailing 90 days, approximately 26.4% of flights from Chiang Mai to Seoul were non-stop. For flights that included stopovers, the median number of stopovers was 1. This indicates that while direct options are available, a significant portion of travelers may encounter connecting flights on this route.

How long is the flight from Chiang Mai to Seoul?

The typical direct flight from Chiang Mai to Seoul has a duration of 5 hours and 25 minutes, covering a distance of 3382 kilometers. For flights with one stop, the median travel time increases to 9 hours and 50 minutes. This accounts for the additional time spent during layovers and connecting flights.

How often do Chiang Mai to Seoul flight prices drop?

Historically, flight prices for the Chiang Mai to Seoul route have shown frequent drops. This suggests that travelers may often find opportunities for price reductions. The pricing patterns observed over a 30-day window indicate a dynamic market for this route.

Flights From Chiang Mai

To Seoul

Cheap Flights from Chiang Mai to Seoul

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Deals from

Chiang Mai

RatePunk searches hundreds of travel sites at once for deals on flights to Seoul

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Chiang Mai to Seoul

Explore current cheapest deals departing from Chiang Mai to Seoul

2026-09-11 – 2026-09-20
CNX - Seoul
66% AI deal score
$222
$239
Round trip
2026-07-23 – 2026-08-19
CNX - Seoul
68% AI deal score
$249
$242
Round trip
2026-07-23 – 2026-08-20
CNX - Seoul
67% AI deal score
$249
$244
Round trip
2026-09-23 – 2026-09-27
CNX - Seoul
67% AI deal score
$252
$245
Round trip
2026-09-03 – 2026-09-20
CNX - Seoul
65% AI deal score
$205
$245
Round trip
2026-09-13 – 2026-09-20
CNX - Seoul
66% AI deal score
$238
$245
Round trip
2026-09-09 – 2026-09-20
CNX - Seoul
66% AI deal score
$212
$245
Round trip
2026-09-02 – 2026-09-20
CNX - Seoul
65% AI deal score
$205
$245
Round trip
2026-09-13 – 2026-09-27
CNX - Seoul
66% AI deal score
$213
$247
Round trip
2026-09-13 – 2026-09-17
CNX - Seoul
67% AI deal score
$252
$247
Round trip

Chiang Mai to Seoul: Overview

Insights for flights from Chiang Mai to Seoul

For travelers seeking cheap flights from Chiang Mai to Seoul, prices right now are significantly below the typical level. Fares for this route typically range from $241–$364, with a median of $281. Currently, 9% of recent fares are classified as a good price, indicating opportunities for savings.

When is the cheapest time to fly from Chiang Mai to Seoul? The data indicates that January is typically the most affordable month, with a median fare of $229. Other cost-effective options include October, with a median of $237, and August, where the median fare is $246. New deals appear almost daily, offering frequent opportunities to find favorable prices.

Most itineraries for flights from Chiang Mai to Seoul connect at least once, with only 26.4% of recent fares being non-stop. For connecting itineraries, the typical number of stopovers is 1.

A typical journey from Chiang Mai to Seoul, including connections, takes approximately 12h 15m. This duration reflects the prevalence of connecting flights on this route.

The distance between Chiang Mai and Seoul is 3382 kilometers, classifying this as a medium-haul route. This distance typically involves several hours of flight time, often with a layover.

How much is a round trip from Chiang Mai to Seoul

Regular price: $196 - $391

Prices for flights from Chiang Mai to Seoul are currently within the regular range.

The regular price range for flights from Chiang Mai to Seoul is between 196 USD and 391 USD. The current lowest deal is 221 USD with Arcus-Air Logistic for travel from Sep 12-Sep 19.

now $221

Low $196

High $391

The cheapest time to fly from Chiang Mai to Seoul

The cheapest month to fly from Chiang Mai to Seoul is January, with a median price of $229. The most expensive month is September, with a median price of $552. Prices are generally lower from January to December.

January

Cheapest

Flights from $229

September

Most Expensive

Flights from $552

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Chiang Mai to Seoul

Arcus-Air Logistic

Last-minute flights going from Chiang Mai to Seoul

Sat, Aug 1

⌛ Last-Minute

CNX - Seoul

Chiang Mai (CNX) - Seoul (ICN)

Coyne Aviation

$440

$438

One-way

Sun, Aug 2

⌛ Last-Minute

CNX - Seoul

Chiang Mai (CNX) - Seoul (ICN)

MyTravel Airways

$402

$352

One-way

Sun, Aug 2

⌛ Last-Minute

CNX - Seoul

Chiang Mai (CNX) - Seoul (ICN)

MyTravel Airways

$365

$357

One-way

Mon, Aug 3

⌛ Last-Minute

CNX - Seoul

Chiang Mai (CNX) - Seoul (ICN)

MyTravel Airways

$386

$336

One-way

Mon, Aug 3

⌛ Last-Minute

CNX - Seoul

Chiang Mai (CNX) - Seoul (ICN)

MyTravel Airways

$412

$340

One-way

Mon, Aug 3

⌛ Last-Minute

CNX - Seoul

Chiang Mai (CNX) - Seoul (ICN)

MyTravel Airways

$409

$356

One-way

Biggest price drops on these dates for flights from Chiang Mai to Seoul

3 nights

Aug 5 - Aug 8

$400 → $324

19%

2 nights

Aug 5 - Aug 7

$402 → $327

19%

3 nights

Aug 3 - Aug 6

$412 → $340

17%

4 nights

Aug 6 - Aug 10

$395 → $330

17%

Popular Airports to fly from Chiang Mai to Seoul

Chiang Mai - Seoul route insights

💸 Price insights

Recent fares below the typical level

Recent fares from Chiang Mai to Seoul are below the typical level at $221.

📅 Best time to fly

January is historically cheapest

Historically, January is the cheapest month to fly from Chiang Mai to Seoul, with a median price of $229.

⏱️ Flight duration

Typically 12h 15m

Flights from Chiang Mai to Seoul typically take 12h 15m, covering a distance of 3382 km.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 73.6% of routes, with a median of 1 stopover when connecting.

🏆 Airline highlight

Arcus-Air Logistic offers direct flights

Arcus-Air Logistic has offered direct flights from Chiang Mai to Seoul in recent deals.

🎯 Booking tip

Deals are frequent

Deals for flights from Chiang Mai to Seoul are frequent, appearing often over a 30-day window.

Chiang Mai main airports to depart from

Chiang Mai International (CNX)

Cheapest

Chiang Mai International Airport is a convenient and affordable option for flights to Seoul.

📍 ~5 km from city center (reachable by car)

💸 Flights from ~$244

Seoul main airports to arrive at

Incheon International (ICN)

Cheapest

Incheon International Airport is a good arrival option for flights from Chiang Mai to Seoul.

📍 ~40 km from city center (reachable by car, train, and bus)

💸 Flights from ~$244

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Cheongju International is a practical alternative for Seoul, offering international flights and good transport links.

📍 ~110 km from Seoul (reachable by express bus and rail services)

💸 Flights from ~$418

Business & First Class Flight Deals to Seoul

76% AI deal score

$1,559

$1,328

Save $231

Frequently Asked Questions About Flights to Seoul

Historically, the optimal booking window for flights from Chiang Mai to Seoul is typically between 28 and 59 days before departure. During this period, the average price observed was $260. Booking within 0-6 days of departure generally sees prices rise significantly, averaging around $453. Similarly, waiting until 60 or more days before departure can result in higher average prices, reaching approximately $490.

Across the trailing quarter, a good price for a flight from Chiang Mai to Seoul is considered to be $241 or less. The median price for this route was $281. Prices can go up to $364 or more for the higher end of the market. This threshold is based on historical pricing data over a 90-day period.

Historically, the cheapest months to fly from Chiang Mai to Seoul include January, with a median price of $229, and October, with a median price of $237. August also offered competitive prices, with a median of $246. The annual median price for this route was $281, based on data over a 270-day period.

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Chiang Mai to Seoul: Overview

Insights for flights from Chiang Mai to Seoul

Most itineraries for flights from Chiang Mai to Seoul connect at least once, with only 26.4% of recent fares being non-stop. For connecting itineraries, the typical number of stopovers is 1.

A typical journey from Chiang Mai to Seoul, including connections, takes approximately 12h 15m. This duration reflects the prevalence of connecting flights on this route.

The distance between Chiang Mai and Seoul is 3382 kilometers, classifying this as a medium-haul route. This distance typically involves several hours of flight time, often with a layover.

How much is a round trip from Chiang Mai to Seoul

Regular price: $196 - $391

Prices for flights from Chiang Mai to Seoul are currently within the regular range.

The regular price range for flights from Chiang Mai to Seoul is between 196 USD and 391 USD. The current lowest deal is 221 USD with Arcus-Air Logistic for travel from Sep 12-Sep 19.

now $221

Low $196

High $391

The cheapest time to fly from Chiang Mai to Seoul

January

Cheapest

Flights from $229

September

Most Expensive

Flights from $552

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec